It’s necessary        us        English well.
#49684
A
for , to learn
B
for , learning
C
of , learning
D
of , to learn
推荐题目
Eddie, I hope _____ the book _____ How to Look After Your E-dog. Then you can look after me well.
#50394
A
you to read; called
B
to read; is called
C
you can read; is called
D
you can read; called
Tom has much difficulty _______ Chinese so he often asks me ______ help
#50326
A
to understand; with
B
understanding; of
C
to understand; for
D
understanding; for
There are so many delicious food in the menu. I can’t decide ________. 
#50559
A
how to eat
B
where to eat
C
what to eat
D
when to eat
Let’s__________ and have a rest.
#49972
A
stop
B
to stop
C
stopping
D
stopped